Home / 396,084.36-593,435.34-329,949.48

Finding the Fourth Proportional to 396,084.36, 593,435.34 and 329,949.48

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Solution

The fourth proportional to 396,084.36, 593,435.34 and 329,949.48 is: 494,348.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,084.36 : 593,435.34 = 329,949.48 : x
  2. Step 2: Convert to fraction form
    396,084.36/593,435.34 = 329,949.48/x
  3. Step 3: Cross multiply
    396,084.36x = 593,435.34 × 329,949.48
  4. Step 4: Simplify right side
    396,084.36x = 195,803,681,846.62
  5. Step 5: Solve for x
    x = 195,803,681,846.62/396,084.36
  6. Step 6: Final answer
    x = 494,348.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.